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A broken spaceship is located 10 km above the center of a large circular thin sheet of unknown dust. The sheet has a radius of 10^6km and a density of 7x10^11kg/m^2. The spaceship and the dust attract each other due to the gravitational force. a) Discover the initial acceleration of the spaceship. b) Discover the acceleration of the spaceship right before the spaceship hits the dust. c) What will the astronauts in the spaceship experience right before the spaceship hits the dust?
A pendulum of length 50cm is pulled 30 cm away from vertical axis and free from rest. What would be its speed at the bottom of its swing.
A 1.00 m 3 container of air absorbs 5857 J of heat at a constant pressure of 1.00 atm. Air has a density of 1.20 kg/m 3, a constant-pressure specific heat of 10*10 J/(kg·°C), and a thermal coefficient of expansion of 3.67 X10-3 (°C)-1. Find the wor..
A rod of 2.0-m length and a square (2.0 mm × 2.0 mm) cross section is made of a material with a resistivity of 6.0 × 10-8 ? ? m. at what rate is heat generated in the rod
Suppose that the sound level of a conversation is initially at an angry 70 dB and then drops to a soothing 50 dB. determine the final sound wave amplitudes
What is the acceleration of the baseball and what is the acceleration in g's - what was the rocks velocity when it hit the water?
The objective lens of a certain refracting telescope has a diameter of 59.0 cm. find the minimum distance between two objects on the ground
Objects of equal mass are oscillating up and down in simple harmonic motion on two different vertical springs. The spring constant of spring 1 is 165 N/m. The motion of the object on spring 1 has twice the amplitude as the motion of the object on spr..
an alpha particle nucleus of a helium atom consists of two protons and two neutrons and has a mass of 6.64x 10 -27 kg.
the bulk modulus for bone is about 1.51010pa. if a diver-in-training is put into a pressurized suit by how much would
A simple harmonic oscillator takes 26 seconds to undergo 22 complete oscillations. What is the period of the oscillator
A block with mass m = 5.00kg slides down a surface inclined 36.9 ? to the horizontal (the figure (Figure 1) ). The coefficient of kinetic friction is 0.27. What is the acceleration of the block down the plane
A 65.0 kg basketball player jumps vertically and leaves the floor with a velocity of 1.80 m/s upward. What impulse does the player experience
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